[ios] Extracted web_test.h classes into separate files.

ios/web/test/web_test.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef IOS_WEB_TEST_WEB_TEST_H_
 #define IOS_WEB_TEST_WEB_TEST_H_
 
-#import <UIKit/UIKit.h>
+// TODO(crbug.com/619076): Remove this file once downsteam clients stop using it
 
-#import "base/ios/block_types.h"
-#import "base/ios/weak_nsobject.h"
-#import "base/mac/scoped_nsobject.h"
-#include "base/message_loop/message_loop.h"
-#include "ios/web/public/test/scoped_testing_web_client.h"
-#include "ios/web/public/test/test_browser_state.h"
-#import "ios/web/public/test/test_web_client.h"
-#include "ios/web/public/test/test_web_thread_bundle.h"
-#include "ios/web/public/web_client.h"
-#import "ios/web/web_state/ui/crw_web_controller.h"
-#include "testing/platform_test.h"
-
-namespace web {
-
-// A test fixture for web tests that need a minimum environment set up that
-// mimics a web embedder.
-class WebTest : public PlatformTest {
- protected:
-  WebTest();
-  ~WebTest() override;
-
-  // PlatformTest methods.
-  void SetUp() override;
-  void TearDown() override;
-
-  // Returns the WebClient that is used for testing.
-  TestWebClient* GetWebClient();
-
-  // Returns the BrowserState that is used for testing.
-  virtual BrowserState* GetBrowserState();
-
- private:
-  // The WebClient used in tests.
-  ScopedTestingWebClient web_client_;
-  // The threads used for testing.
-  web::TestWebThreadBundle thread_bundle_;
-  // The browser state used in tests.
-  TestBrowserState browser_state_;
-};
-
-#pragma mark -
-
-// An abstract test fixture that sets up a WebControllers that can be loaded
-// with test HTML and JavaScripts.
-class WebTestWithWebController : public WebTest,
-                                 public base::MessageLoop::TaskObserver {
- public:
-  ~WebTestWithWebController() override;
-
- protected:
-  WebTestWithWebController();
-  void SetUp() override;
-  void TearDown() override;
-  // Loads the specified HTML content into the WebController via public APIs.
-  void LoadHtml(NSString* html);
-  // Loads the specified HTML content into the WebController via public APIs.
-  void LoadHtml(const std::string& html);
-  // Loads |url| into the WebController via public APIs.
-  // Note if anyone uses this to load web pages from the live internet, the
-  // tests can be flaky / dependent on content and behavior beyond our control.
-  // Use this only when it's impossible to test with static HTML using LoadHtml.
-  void LoadURL(const GURL& url);
-  // Blocks until both known NSRunLoop-based and known message-loop-based
-  // background tasks have completed
-  void WaitForBackgroundTasks();
-  // Blocks until known NSRunLoop-based have completed, known message-loop-based
-  // background tasks have completed and |condition| evaluates to true.
-  void WaitForCondition(ConditionBlock condition);
-  // Evaluates JavaScript and returns result as a string.
-  // DEPRECATED. TODO(crbug.com/595761): Remove this API.
-  NSString* EvaluateJavaScriptAsString(NSString* script);
-  // Synchronously executes JavaScript and returns result as id.
-  id ExecuteJavaScript(NSString* script);
-  // TaskObserver methods (used when waiting for background tasks).
-  void WillProcessTask(const base::PendingTask& pending_task) override;
-  void DidProcessTask(const base::PendingTask& pending_task) override;
-
-  // Returns web state for this web controller.
-  web::WebState* web_state();
-  const web::WebState* web_state() const;
-
-  // The web controller for testing.
-  base::WeakNSObject<CRWWebController> webController_;
-  // true if a task has been processed.
-  bool processed_a_task_;
-
- private:
-  // LoadURL() for data URLs sometimes lock up navigation, so if the loaded page
-  // is not the one expected, reset the web view. In some cases, document or
-  // document.body does not exist either; also reset in those cases.
-  // Returns true if a reset occurred. One may want to load the page again.
-  bool ResetPageIfNavigationStalled(NSString* load_check);
-  // Creates a unique HTML element to look for in
-  // ResetPageIfNavigationStalled().
-  NSString* CreateLoadCheck();
-  // The web state for testing.
-  std::unique_ptr<WebStateImpl> web_state_impl_;
-};
-
-}  // namespace web
+#import "ios/web/public/test/web_test_with_web_state.h"
+#import "ios/web/test/web_test_with_web_controller.h"
 
 #endif  // IOS_WEB_TEST_WEB_TEST_H_